a)4 la puterea 3 - 4 la puterea 2=4*4*4=64-4*4=16=64-16=48
b)5 la puterea 3 - 5 la puterea 2=5*5*5=125-5*5=25=125-25=100
c)3 la puterea 5 - 3 la puterea 3=3*3*3*3*3=243-3*3*3=27=243-27=216
d)2 la puterea 7 -2 la puterea 5=2*2*2*2*2*2*2=128=2*2*2*2*2=32=128-32=96
Cu plăcere!!!!